Andrew Atkinson Humphreys, of Pennsylvania : Brigadier General and Brevet Major General, U.S.A., Major General U.S.V., Chief of Staff and Commander of the Combined Second-Third Corps, Army of the Potomac, Chief of Engineers, U.S.A [WorldCat Entities]

"Andrew Atkinson Humphreys, of Pennsylvania : Brigadier General and Brevet Major General, U.S.A., Major General U.S.V., Chief of Staff and Commander of the Combined Second-Third Corps, Army of the Potomac, Chief of Engineers, U.S.A"@en
"Andrew Atkinson Humphreys, of Pennsylvania Brigadier General and Brevet Major General, U.S.A., Major General U.S.V., Chief of Staff and Commander of the Combined Second-third Corps, Army of the Potomac, Chief of Engineers, U.S.A"@en
"Andrew Atkinson Humphreys, of Pennsylvania Brigadier General and Brevet Major General, U.S.A., Major General U.S.V., Chief of Staff and Commander of the combined second-third corps, Army of the Potomac, Chief of Engineers, U.S.A"@en
"Andrew Atkinson Humphreys, of Pennsylvania : Brigadier General and Brevet Major General, U.S.A., Major General U.S.V., Chief of Staff and Commander of the Combined Second-third Corps, Army of the Potomac, Chief of Engineers, U.S.A"@en

Andrew Atkinson Humphreys, of Pennsylvania : Brigadier General and Brevet Major General, U.S.A., Major General U.S.V., Chief of Staff and Commander of the Combined Second-Third Corps, Army of the Potomac, Chief of Engineers, U.S.A